Dicionário Português Sinônimos is an Android-based educational program developed by OramDic. It is a free program available on the Google Play Store, categorized under Education & Reference. The program is an offline dictionary of the Portuguese language, containing synonyms of more than 20,000 common words.

The program is ideal for elementary, high school, university students, and postgraduate students who want to improve their vocabulary. It offers an extensive vocabulary with more than 150,000 words and definitions. The program's standout feature is the "Word of the Day" option, which helps users learn a new word every day. The program has a quick search feature that allows users to search for words by typing the first few letters. It also has a search history feature, making it easy for users to revisit previous searches. Additionally, the program is easy to navigate and features a copy/paste functionality.

Overall, Dicionário Português Sinônimos is a comprehensive and useful tool for students and teachers alike. Its offline functionality and extensive vocabulary make it an excellent resource for individuals looking to improve their Portuguese language skills.